Home / 40,098.31-55,348.01-23,113.91

Finding the Fourth Proportional to 40,098.31, 55,348.01 and 23,113.91

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Solution

The fourth proportional to 40,098.31, 55,348.01 and 23,113.91 is: 31,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.31 : 55,348.01 = 23,113.91 : x
  2. Step 2: Convert to fraction form
    40,098.31/55,348.01 = 23,113.91/x
  3. Step 3: Cross multiply
    40,098.31x = 55,348.01 × 23,113.91
  4. Step 4: Simplify right side
    40,098.31x = 1,279,308,810.62
  5. Step 5: Solve for x
    x = 1,279,308,810.62/40,098.31
  6. Step 6: Final answer
    x = 31,904.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.